Question: Which ballet was composed by Pyotr Ilyich Tchaikovsky?
Paraphrase: Which expressive dance was composed by Pyotr Ilyich Tchaikovsky?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P86 wd:Q7315 . ?sbj wdt:P31 wd:Q15079786 } 
Answer: Rococo Variations, Swan Lake, Symphony No. 1, Theme and Variations, Tschaikovsky Pas de Deux, Tschaikovsky Suite No. 3, Tschaikovsky Piano Concerto No. 2, Valley of Shadows, Winter Dreams, Anastasia, La Patisserie enchantée, Allegro Brillante, The Nutcracker, Swan Lake, The Sleeping Beauty, Onegin, Destiny, Anna Karenina, Serenade, Andantino, Danse des petits cygnes, Mozartiana, Piano Pieces